Patents by Inventor Hyeok Jun Oh

Hyeok Jun Oh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8528911
    Abstract: The present invention relates to a device for collecting empty shells that have been used at a shooting range and specifically to an empty shell recovery device of low operating cost. To achieve the above, the empty shell recovery device according to an embodiment of the present invention is furnished with absorption panels that are isolated from each other and inserted into sliding grooves of side plates facing each other to enable replacement and absorb the kinetic energy of an empty shell, an empty shell collection part that is inserted into the rear of the side plate and furnished with an escape prevention panel that prevents empty shells from escaping, and an empty shell discharge part that collects empty shells falling from the empty shell collection part downward and discharges them. Thus empty shells used at a shooting range are collected and recycling of empty shells is made possible.
    Type: Grant
    Filed: December 23, 2009
    Date of Patent: September 10, 2013
    Inventors: In Gyu Oh, Byoung Jin Lee, Hyeok Jun Oh, Han Na Oh, Sang Duk Kim
  • Publication number: 20110233870
    Abstract: The present invention relates to a device for collecting empty shells that have been used at a shooting range and specifically to an empty shell recovery device of low operating cost. To achieve the above, the empty shell recovery device according to an embodiment of the present invention is furnished with absorption panels that are isolated from each other and inserted into sliding grooves of side plates facing each other to enable replacement and absorb the kinetic energy of an empty shell, an empty shell collection part that is inserted into the rear of the side plate and furnished with an escape prevention panel that prevents empty shells from escaping, and an empty shell discharge part that collects empty shells falling from the empty shell collection part downward and discharges them. Thus empty shells used at a shooting range are collected and recycling of empty shells is made possible.
    Type: Application
    Filed: December 23, 2009
    Publication date: September 29, 2011
    Inventors: In Gyu Oh, Byoung Jin Lee, Hyeok Jun Oh, Han Na Oh, Sang Duk Kim